<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<style>
    * {
      padding: 0;
      margin: 0;
    }
    .zm {
      background-color: pink;
    }
    .box {
      width: 600px;
      text-align: center;
      height: 360px;
      margin: 0 auto;
    }
    table {
      width: 600px;
      border-spacing: 0;
      border: 1px solid #ccc;
    }
    thead tr {
      background-color: palegoldenrod;
    }
    thead tr th {
      height: 40px;
      border-right: 1px solid #aaa;
    }
    tbody tr td {
      border-right: 1px solid #aaa;
      border-bottom: 1px solid #aaa;
      height: 50px;
    }
	tfoot{
		color: #fff;
		text-align: left;
	}
</style>
</head>
<body>
	<div class="box">
		<caption>2017-2018学年第一学期课程表</caption>
		<table>
			<thead>
				<tr>
					<th style="background-color: greenyellow;">节次</th>
					<th>星期一</th>
					<th>星期二</th>
					<th>星期三</th>
					<th>星期四</th>
					<th>星期五</th>
					<th class="zm">星期六</th>
					<th class="zm">星期天</th>
				</tr>
			</thead>
			<tbody>
				<tr>
					<td rowspan="2">上午</td>
					<td>语文</td>
					<td>数学</td>
					<td>音乐</td>
					<td>体育</td>
					<td></td>
					<td></td>
					<td></td>
				</tr>
				<tr>
					<td>语文</td>
					<td>数学</td>
					<td>音乐</td>
					<td>化学</td>
					<td></td>
					<td></td>
					<td></td>
				</tr>
				<tr>
					<td rowspan="2">下午</td>
					<td>语文</td>
					<td>数学</td>
					<td>音乐</td>
					<td>体育</td>
					<td></td>
					<td></td>
					<td></td>
				</tr>
				<tr>
					<td>语文</td>
					<td>数学</td>
					<td>音乐</td>
					<td>化学</td>
					<td></td>
					<td></td>
					<td></td>
				</tr>
				<tr>
					<td>晚自习</td>
					<td>自习</td>
					<td>自习</td>
					<td>自习</td>
					<td></td>
					<td></td>
					<td></td>
					<td></td>
				</tr>
			</tbody>
			<tfoot>
				<tr>
					<td style="background-color: green;" colspan="8">注意:</td>
				</tr>
			</tfoot>
		</table>
	</div>
</body>
</html>